Table Of Contents - Wega Espresso Coffee Machine Use And Maintenance Manual

Summary
1. TECHNICAL CHARACTERISTICS ................................................................................................................ 6
LEVER MACHINE ......................................................................................................................................................................................6
DISTRIBUTION MACHINE ..........................................................................................................................................................................6
TECHNICAL CHARACTERISTICS .................................................................................................................................................................7
INTERNAL COMPONENTS ........................................................................................................................................................................8
2. PREPARATION OF THE MACHINE ............................................................................................................ 9
2.1 UNPACKING ...............................................................................................................................................................9
2.2 EQUIPMENT PREPARATION ......................................................................................................................................9
Motor pump .............................................................................................................................................................................................9
Filter-holder .............................................................................................................................................................................................9
Spouts .....................................................................................................................................................................................................9
Softener ...................................................................................................................................................................................................9
3. MACHINE INSTALLATION ....................................................................................................................... 10
3.1 POSITIONING ..........................................................................................................................................................10
3.2 HYDRAULIC CONNECTION FOR EPU - EVD - EVDT MACHINES ...............................................................................11
3.3 HYDRAULIC CONNECTION OF ALE MACHINES .........................................................................................................11
Warnings .............................................................................................................................................................................................. 11
LEVER MACHINE ................................................................................................................................................................................... 11
3.4 ELECTRICAL CONNECTION ......................................................................................................................................12
Machine with INTERNAL MOTOR PUMP ................................................................................................................................................ 12
Machine with EXTERNAL MOTOR PUMP ............................................................................................................................................... 12
3.5 GAS CONNECTION (if provided for) ........................................................................................................................12
3.6 STARTING THE MACHINE .......................................................................................................................................13
3.7 EXTERNAL MOTOR PUMP ADJUSTMENT ................................................................................................................13
4. Distribution machine BOILER and EXCHANGERS .................................................................................. 14
4.1 ELECTRIC HEATING .................................................................................................................................................14
4.2 GAS HEATING ..........................................................................................................................................................14
4.3 COMBINED GAS + ELECTRIC HEATING ...................................................................................................................14
5. COFFEE DELIVERY GROUPS ................................................................................................................. 14
5.1 LEVER GROUP ........................................................................................................................................................14
5.2 DELIVERY GROUP ...................................................................................................................................................15
5.3 DELIVERY DELIVERY ...............................................................................................................................................15
6. Automatic Water Entry .......................................................................................................................... 16
7. VOLUMETRIC DOSING ........................................................................................................................... 16
8. PRESSURE SWITCH ............................................................................................................................... 16
9. ANTI-FLOODING DEVICE ....................................................................................................................... 17
10. PUMPING SYSTEM .............................................................................................................................. 17
11. VALVE GROUP .................................................................................................................................... 17
11.1 NEGATIVE PRESSURE VALVE ................................................................................................................................17
11.2 SAFETY OR PRESSURE RELIEF VALVE ..................................................................................................................17
11.3 EXPANSION VALVE - NON-RETURN VALVE ...........................................................................................................17
12. GAS SYSTEM ....................................................................................................................................... 18
Gas adjustment .................................................................................................................................................................................... 18
SUMMARY follows